nacos + dubbo 启动报错是为什么？

最新推荐文章于 2025-01-26 12:03:57 发布

respect-zhou

最新推荐文章于 2025-01-26 12:03:57 发布

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文章标签： dubbo macos spring cloud

本文链接：https://blog.youkuaiyun.com/weixin_43880989/article/details/134158731

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文章描述了在使用ApacheDubbo3.1.4时遇到的报错，涉及随机可用端口分配、服务导出、类冲突等问题，提供了解决问题的链接。

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报错详情

2023-11-01 12:18:49.702  WARN 13760 --- [           main] org.apache.dubbo.config.ServiceConfig    :  [DUBBO] Use random available port(20880) for protocol dubbo, dubbo version: 3.1.4, current host: 192.168.2.29, error code: 5-8. This may be caused by , go to https://dubbo.apache.org/faq/5/8 to find instructions. 
2023-11-01 12:18:49.744  INFO 13760 --- [           main] org.apache.dubbo.config.ServiceConfig    :  [DUBBO] Export dubbo service org.apache.dubbo.metadata.MetadataService to local registry url : injvm://127.0.0.1/org.apache.dubbo.metadata.MetadataService?anyhost=true&application=sh-soms&background=false&bind.ip=192.168.2.29&bind.port=20880&connections=1&corethreads=2&delay=0&deprecated=false&dubbo=2.0.2&dynamic=true&executes=100&generic=false&getAndListenInstanceMetadata.1.callback=true&getAndListenInstanceMetadata.return=true&getAndListenInstanceMetadata.sent=true&group=sh-soms&interface=org.apache.dubbo.metadata.MetadataService&methods=exportInstanceMetadata,getAndListenInstanceMetadata,getExportedServiceURLs,getExportedURLs,getExportedURLs,getExportedURLs,getExportedURLs,getExportedURLs,getInstanceMetadataChangedListenerMap,getMetadataInfo,getMetadataInfos,getMetadataURL,getServiceDefinition,getServiceDefinition,getSubscribedURLs,isMetadataService,serviceName,toSortedStrings,toSortedStrings,version&pid=13760&qos.enable=true&register=false&release=3.1.4&revision=3.1.4&side=provider&threadpool=cached&threads=100&timestamp=1698812329438&version=1.0.0, dubbo version: 3.1.4, current host: 192.168.2.29
2023-11-01 12:18:49.745  INFO 13760 --- [           main] org.apache.dubbo.config.ServiceConfig    :  [DUBBO] Export dubbo service org.apache.dubbo.metadata.MetadataService to url dubbo://192.168.2.29:20880/org.apache.dubbo.metadata.MetadataService?anyhost=true&application=sh-soms&background=false&bind.ip=192.168.2.29&bind.port=20880&connections=1&corethreads=2&delay=0&deprecated=false&dubbo=2.0.2&dynamic=true&executes=100&generic=false&getAndListenInstanceMetadata.1.callback=true&getAndListenInstanceMetadata.return=true&getAndListenInstanceMetadata.sent=true&group=sh-soms&interface=org.apache.dubbo.metadata.MetadataService&methods=exportInstanceMetadata,getAndListenInstanceMetadata,getExportedServiceURLs,getExportedURLs,getExportedURLs,getExportedURLs,getExportedURLs,getExportedURLs,getInstanceMetadataChangedListenerMap,getMetadataInfo,getMetadataInfos,getMetadataURL,getServiceDefinition,getServiceDefinition,getSubscribedURLs,isMetadataService,serviceName,toSortedStrings,toSortedStrings,version&pid=13760&qos.enable=true&register=false&release=3.1.4&revision=3.1.4&service-name-mapping=true&side=provider&threadpool=cached&threads=100&timestamp=1698812329438&version=1.0.0, dubbo version: 3.1.4, current host: 192.168.2.29
2023-11-01 12:18:49.811 ERROR 13760 --- [           main] org.apache.dubbo.common.Version          :  [DUBBO] Duplicate class org/apache/dubbo/remoting/exchange/Exchangers.class in 2 jar [file:/D:/Program%20Files/apache-maven-3.6.3/repository/org/apache/dubbo/dubbo/3.1.4/dubbo-3.1.4.jar!/org/apache/dubbo/remoting/exchange/Exchangers.class, file:/D:/Program%20Files/apache-maven-3.6.3/repository/org/apache/dubbo/dubbo-remoting-api/3.1.4/dubbo-remoting-api-3.1.4.jar!/org/apache/dubbo/remoting/exchange/Exchangers.class], dubbo version: 3.1.4, current host: 192.168.2.29, error code: 0-12. This may be caused by , go to https://dubbo.apache.org/faq/0/12 to find instructions. 
2023-11-01 12:18:49.822 ERROR 13760 --- [           main] org.apache.dubbo.common.Version          :  [DUBBO] Duplicate class org/apache/dubbo/remoting/Transporters.class in 2 jar [file:/D:/Program%20Files/apache-maven-3.6.3/repository/org/apache/dubbo/dubbo/3.1.4/dubbo-3.1.4.jar!/org/apache/dubbo/remoting/Transporters.class, file:/D:/Program%20Files/apache-maven-3.6.3/repository/org/apache/dubbo/dubbo-remoting-api/3.1.4/dubbo-remoting-api-3.1.4.jar!/org/apache/dubbo/remoting/Transporters.class], dubbo version: 3.1.4, current host: 192.168.2.29, error code: 0-12. This may be caused by , go to https://dubbo.apache.org/faq/0/12 to find instructions. 
2023-11-01 12:18:49.822 ERROR 13760 --- [           main] org.apache.dubbo.common.Version          :  [DUBBO] Duplicate class org/apache/dubbo/remoting/RemotingException.class in 2 jar [file:/D:/Program%20Files/apache-maven-3.6.3/repository/org/apache/dubbo/dubbo-remoting-api/3.1.4/dubbo-remoting-api-3.1.4.jar!/org/apache/dubbo/remoting/RemotingException.class, file:/D:/Program%20Files/apache-maven-3.6.3/repository/org/apache/dubbo/dubbo/3.1.4/dubbo-3.1.4.jar!/org/apache/dubbo/remoting/RemotingException.class], dubbo version: 3.1.4, current host: 192.168.2.29, error code: 0-12. This may be caused by , go to https://dubbo.apache.org/faq/0/12 to find instructions. 
2023-11-01 12:18:49.864  INFO 13760 --- [           main] o.a.d.remoting.transport.AbstractServer  :  [DUBBO] Start NettyServer bind /0.0.0.0:20880, export /192.168.2.29:20880, dubbo version: 3.1.4, current host: 192.168.2.29